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EM of RK13-UL34 cells. RK13 (A) and RK13-UL34 (B to D) cells were embedded in Glycid Ether 100 and analyzed directly (A and B) or embedded in Lowicryl K4M and analyzed after incubation with the monospecific anti-UL34 serum (C and D). C, cytoplasm; N, nucleus. Bar, 250 nm.
